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Analog Electronics

Analog Electronics
Which of the following is trivalent impurity ?

 Antimony
None of these
 Silicon
 Boron

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Analog Electronics
If a transistor operates at the middle of the load line, a decrease in the base resistance will move the Q point

 down.
 off the load line.
  up.
 nowhere.

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Analog Electronics
Single phase, 230 V, 1 KW heater is connected acrose single phase 230 V, 50 Hz supply through a diode. The power delivered to the heater element

 None of above.
  500 W.
 1000 W.
 100 W.

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Analog Electronics
Increasing the collector supply voltage will increase

 emitter current.
 base current.
None of these
 collector current.

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Analog Electronics
In a N-type semiconductor material holes are ......................

 Minority charge carriers
 Majority charge carriers
 High charge carriers
 Low charge carriers

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Analog Electronics
How will electrons flow through a p-channel JFET?

  From source to drain.
  From drain to gate.
  From drain to source.
  From source to gate.

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